| Business | Phone |
| Valley Tel Svc Inc 4080 Se International # B108, Portland 97222 | (503) 353-1644 |
| T3e Co 7412 Beaverton Hillsdale # 112, Portland 97225 | (503) 291-7157 |
| Walt Medak & Assoc 11867 Ne Glenn Widing Dr, Portland 97220 | (503) 251-5000 |
| Advanced Communication Svc Inc Po Box 15296, Portland 97293 | (503) 231-4674 |
| American Telephone Svc 6101 Se Belmont St, Portland 97215 | (503) 236-7013 |
| Telismart.Com Inc 5100 Sw Macadam Ave, Portland 97239 | (503) 552-8834 |
| Best Tel Llc 6015 Ne 80th Ave # 100, Portland 97218 | (503) 224-2445 |
| Cbt Telecom Inc 14030 Ne Airport Way, Portland 97230 | (503) 257-7200 |
| Pro Com Communications Inc 8326 Se 17th Ave, Portland 97202 | (503) 233-8037 |
| Pacific Telesystems Portland 97204 | (503) 227-3443 |
| Pavelcomm Inc 1640 Nw 14th Ave, Portland 97209 | (503) 223-5008 |
| Northwest Telecom Systems 4110 Se Hawthorne Blvd # 440, Portland 97214 | (503) 243-2255 |
| Interconnect Telephone Co 5006 Sw Sweeney St, Portland 97221 | (503) 246-8200 |
| Live Wire Communications 10130 Sw Lancaster Rd, Portland 97219 | (503) 244-6644 |
| Juniper Telecom 2147 N Emerson St, Portland 97217 | (503) 285-0002 |
| One Star Communications 6915 Sw 68th Ave, Portland 97223 | (503) 977-0920 |